AT274069B - Schaltung zum Phasen- und Frequenzvergleich zweier Signalspannungen - Google Patents

Schaltung zum Phasen- und Frequenzvergleich zweier Signalspannungen

Info

Publication number
AT274069B
AT274069B AT12765A AT12765A AT274069B AT 274069 B AT274069 B AT 274069B AT 12765 A AT12765 A AT 12765A AT 12765 A AT12765 A AT 12765A AT 274069 B AT274069 B AT 274069B
Authority
AT
Austria
Prior art keywords
phase
circuit
signal voltages
frequency comparison
comparison
Prior art date
Application number
AT12765A
Other languages
German (de)
English (en)
Original Assignee
Standard Telephon & Telegraph
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Standard Telephon & Telegraph filed Critical Standard Telephon & Telegraph
Application granted granted Critical
Publication of AT274069B publication Critical patent/AT274069B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/643—Hue control means, e.g. flesh tone control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • H03D13/007—Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations
    • H03D13/008—Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations using transistors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/44—Colour synchronisation
    • H04N9/455—Generation of colour burst signals; Insertion of colour burst signals in colour picture signals or separation of colour burst signals from colour picture signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Networks Using Active Elements (AREA)
  • Jib Cranes (AREA)
AT12765A 1964-01-29 1965-01-11 Schaltung zum Phasen- und Frequenzvergleich zweier Signalspannungen AT274069B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEST021621 1964-01-29
DEST021834 1964-03-13

Publications (1)

Publication Number Publication Date
AT274069B true AT274069B (de) 1969-09-10

Family

ID=25994229

Family Applications (1)

Application Number Title Priority Date Filing Date
AT12765A AT274069B (de) 1964-01-29 1965-01-11 Schaltung zum Phasen- und Frequenzvergleich zweier Signalspannungen

Country Status (8)

Country Link
AT (1) AT274069B (ja)
BE (1) BE659000A (ja)
DE (1) DE1287689B (ja)
FI (1) FI45902C (ja)
GB (1) GB1077539A (ja)
NL (1) NL6501143A (ja)
NO (1) NO116854B (ja)
SE (1) SE317100B (ja)

Also Published As

Publication number Publication date
DE1287689B (ja) 1969-01-23
NL6501143A (ja) 1965-07-30
DE1516313A1 (de) 1969-04-24
NO116854B (ja) 1969-06-02
SE317100B (ja) 1969-11-10
DE1516313B2 (de) 1972-10-05
GB1077539A (en) 1967-08-02
FI45902B (ja) 1972-06-30
BE659000A (ja) 1965-07-29
FI45902C (fi) 1972-10-10

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